package apiday03.collection;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;

public class LambdaDemo {
    public static void main(String[] args) {
        List<String> list = new ArrayList<>();

        Collections.sort(list, new Comparator<String>() {
            @Override
            public int compare(String o1, String o2) {
                return o2.length()-o1.length();//按字符串长度降序
            }
        });

        //Lambda表达式优化上述代码
        Collections.sort(list,(o1, o2)->o2.length()-o1.length());


    }
}
